[Coco] CoCo 2 Factory Composite Video RE'd

Zippster zippster278 at gmail.com
Fri Apr 3 11:47:39 EDT 2015


On performance, I’m not sure exactly.  Boot time seems similar to me without timing it.

I have one in a Power Mac 7200 right now, which I also have a 4GB (Quantum?) drive in.  
I’ll compare boot times, and file duplication times and post back.  
That should be an ok (quick) performance test I think.

- Ed


> On Apr 3, 2015, at 9:41 AM, Christopher Barnett Fox <cbfox01 at syr.edu> wrote:
> 
> Ed,
> 
> That answers my previous question re: Performa 475 compatibility. Do you
> see a performance improvement using the SCSI2SD board versus a SCSI HD?
> $60 is tempting if there's a bit of a performance boost along with the
> other benefits of going solid-state.
> 
> Christopher
> 
> 
> On 2015/04/02/, 9:29 PM, "Zippster" <zippster278 at gmail.com> wrote:
> 
>> Camillus,
>> 
>> The SCSI2SD boards emulate an SCSI device (HDD), using a micro SD card
>> for storage.
>> The project is open source, with all design files and source code
>> available.
>> 
>> You can find some information about them here…
>> 
>> <http://www.codesrc.com/mediawiki/index.php?title=SCSI2SD
>> <http://www.codesrc.com/mediawiki/index.php?title=SCSI2SD>>
>> 
>> and here...
>> 
>> <http://shop.codesrc.com <http://shop.codesrc.com/>>
>> 
>> There are several variants of the PCB, the main difference being the SCSI
>> connector.
>> Configuration and user firmware upgrades are through the micro USB port.
>> 
>> The ones I have use the standard 50-pin connector for ribbon cables.
>> 
>> Pic here from my google drive…
>> <https://drive.google.com/open?id=0B1sgl615FlGneEhhMXVYcVJMMTQ&authuser=0
>> <https://drive.google.com/open?id=0B1sgl615FlGneEhhMXVYcVJMMTQ&authuser=0>
>>> 
>> 
>> I put together a small run of these after being prompted by Allen Huffman
>> and David Ladd who
>> wanted one for their MM/1 machines.  I also wanted a few for a bunch of
>> old Macintosh systems I
>> have.  I have several extras available.  I’d like to get $60 apiece for
>> them.
>> 
>> - Ed
>> 



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